'org.qi4j.extension:org.qi4j.extension.cache-ehcache:2.1'
<dependency>
<groupId>org.qi4j.extension</groupId>
<artifactId>org.qi4j.extension.cache-ehcache</artifactId>
<version>2.1</version>
</dependency>
<dependency org="org.qi4j.extension" name="org.qi4j.extension.cache-ehcache" rev="2.1"/>
"org.qi4j.extension", "org.qi4j.extension.cache-ehcache", "2.1"